Alert archive / Illinois / Tornado Warnings in 1993
Tornado Warning 34, NWS Lincoln, IL
NWS Lincoln, IL issued this tornado warning at Aug 19, 1993, 6:48 PM CDT for Macoupin County, Illinois. It was in force for 14 min.
The area
The counties it named.
The facts
- Issued
- Aug 19, 1993, 6:48 PM CDT (23:48 UTC)
- Expired
- Aug 19, 1993, 7:02 PM CDT
- In force
- 14 min
- Issued by
- NWS Lincoln, IL
- Area
- Whole counties
County Macoupin County, IL
The radar
The St Louis radar (KLSX), 91 km from the middle of the area, began a volume at 23:49 UTC, the scan nearest the moment this went out.
Open the radar archive at this moment
The archived warnings, watches and discussions in force at that minute are drawn over the scan, this one among them.
The nearest sounding before it
Paducah/Barkley, KY (KPAH), launched 12:00Z, 11.8 hours before the alert went out and 266 km from the middle of its area. This is the routine balloon launch nearest before it, the air the forecaster had in hand, not a measurement taken for the alert.
- Mixed-layer CAPE
- 40 J/kg
- Mixed-layer CIN
- -305 J/kg
- Mixed-layer LCL
- 1453 m above ground
- 0-6 km bulk shear
- 11 kt
- 0-1 km storm-relative helicity
- 33 m²/s²
- 0-3 km storm-relative helicity
- 50 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted, in the capitals the NWS used until 2016.
000
TTAA00 KSPI 192348
TORSPI
ILC117-135-200015-
BULLETIN - IMMEDIATE BROADCAST REQUESTED/EBS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE SPRINGFIELD IL
648 PM CDT THU AUG 19 1993
THE NATIONAL WEATHER SERVICE HAS ISSUED A TORNADO WARNING
EFFECTIVE UNTIL 715 PM CDT FOR PEOPLE IN THE FOLLOWING
COUNTIES
IN THE CENTRAL PART OF ILLINOIS
EXTREME EAST CENTRAL MACOUPIN...CENTRAL MONTGOMERY
AT 645 PM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR IN ST LOUIS
INDICATED A SEVERE THUNDERSTORM CONTINUING 35 TO 40 MILES SOUTH
OF SPRINGFIELD BETWEEN CARLINVILLE AND NOKOMIS. THE SEVERE
THUNDERSTORM WAS MOVING EAST AT 10 MPH.
ST LOUIS DOPPLER RADAR INDICATES THE POTENTIAL FOR CONTINUED
DEVELOPMENT OF FUNNEL CLOUDS OR TORNADOES WITH THIS STORM. LARGE
HAIL IS ALSO POSSIBLE.
THIS IS A DANGEROUS STORM SITUATION. ACT QUICKLY. IF YOU ARE
IN THE PATH OF THIS TORNADO...MOVE TO A SHELTER BELOW GROUND IF
AVAILABLE. OTHERWISE...GO TO A SMALL INTERIOR ROOM ON THE LOWEST
FLOOR POSSIBLE...AND COVER YOUR HEAD WITH CUSHIONS OR PILLOWS.
IF YOU ARE IN A MOBILE HOME OR VEHICLE...OR IF YOU ARE CAUGHT
OUTSIDE AND A TORNADO IS APPROACHING...SEEK SHELTER IN A NEARBY
REINFORCED BUILDING. IF NONE IS AVAILABLE...SEEK SHELTER IN A
CULVERT...DITCH OR LOW SPOT AND COVER YOUR HEAD WITH YOUR HANDS.
GEELHARTWhat forecasters said that day
The local office's own words before this tornado warning went out, as it sent them, from the Iowa Environmental Mesonet's archive of National Weather Service text.
In the hours before
Special weather statement, Aug 19, 5:40 PM CDT, 1 hour 8 minutes before
ILZ006-007-009-192345- SPECIAL WEATHER STATEMENT...CORRECTION... NATIONAL WEATHER SERVICE PEORIA IL 540 PM CDT THU AUG 19 1993 ...SEVERE THUNDERSTORM WATCH IN EFFECT UNTIL 1100 PM... A SEVERE THUNDERSTORM WATCH HAS BEEN POSTED FOR MUCH OF CENTRAL AND PART OF WESTERN ILLINOIS...INCLUDING THE CITIES OF MACOMB...PEORIA...AND BLOOMINGTON/NORMAL UNTIL 1100 PM. STRONG THUNDERSTORMS WERE IN THE PEORIA AREA AT 540 PM. THESE STORMS WILL PRODUCE BRIEF GUSTY WINDS...PERIODS OF HEAVY RAIN AND DEADLY LIGHTNING. THESE STORMS ARE EXPECTED TO MOVE OUT OF PEORIA SHORTLY BEFORE 600 PM AND WILL AFFECT EAST PEORIA...WASHINGTON...EUREKA AND EL PASO BETWEEN 600 AND 700 PM. MILLER /CORRECTION TO LAST SENTENCE./
Special weather statement, Aug 19, 5:42 PM CDT, 1 hour 6 minutes before
ILZ006-007-009-192345- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE PEORIA IL 540 PM CDT THU AUG 19 1993 ...SEVERE THUNDERSTORM WATCH IN EFFECT UNTIL 1100 PM... A SEVERE THUNDERSTORM WATCH HAS BEEN POSTED FOR MUCH OF CENTRAL AND PART OF WESTERN ILLINOIS...INCLUDING THE CITIES OF MACOMB...PEORIA...AND BLOOMINGTON/NORMAL UNTIL 1100 PM. STRONG THUNDERSTORMS WERE IN THE PEORIA AREA AT 540 PM. THESE STORMS WILL PRODUCE BRIEF GUSTY WINDS...PERIODS OF HEAVY RAIN AND DEADLY LIGHTNING. THESE STORMS ARE EXPECTED TO MOVE OUT OF PEORIA SHORTLY BEFORE 600 PM AND WILL AFFECT EAST PEORIA...WASHINGTON...EUREKA AND EL PASO BETWEEN AND 600 AND 700 PM. MILLER
Special weather statement, Aug 19, 5:45 PM CDT, 1 hour 3 minutes before
ILZ006-007-009-192345- SPECIAL WEATHER STATEMENT...CORRECTION... NATIONAL WEATHER SERVICE PEORIA IL 540 PM CDT THU AUG 19 1993 ...SEVERE THUNDERSTORM WATCH IN EFFECT UNTIL 1100 PM... A SEVERE THUNDERSTORM WATCH HAS BEEN POSTED FOR MUCH OF CENTRAL AND PART OF WESTERN ILLINOIS...INCLUDING THE CITIES OF MACOMB...PEORIA...AND BLOOMINGTON/NORMAL UNTIL 1100 PM. STRONG THUNDERSTORMS WERE IN THE PEORIA AREA AT 540 PM. THESE STORMS WILL PRODUCE BRIEF GUSTY WINDS...PERIODS OF HEAVY RAIN AND DEADLY LIGHTNING. THESE STORMS ARE EXPECTED TO MOVE OUT OF PEORIA SHORTLY BEFORE 600 PM AND WILL AFFECT EAST PEORIA...WASHINGTON...EUREKA AND EL PASO BETWEEN 600 AND 700 PM. MILLER /CORRECTION TO LAST SENTENCE./
Special weather statement, Aug 19, 6:33 PM CDT, 15 minutes before
ILZ006-007-200045- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE PEORIA IL 633 PM CDT THU AUG 19 1993 ...THUNDERSTORMS MOVING OUT OF CENTRAL ILLINOIS... AN AREA OF THUNDERSTORMS WAS ALONG AND EAST OF A LINE FROM ABOUT ROANOKE TO 15 MILES SOUTH OF BLOOMINGTON AT 630 PM. THESE THUNDERSTORMS WILL PRODUCE PERIODS OF HEAVY RAIN AND BRIEF GUSTY WINDS AS THEY MOVE EAST AROUND 40 MPH. THE THUNDERSTORMS ARE EXPECTED TO MOVE OUT OF CENTRAL ILLINOIS BY 730 PM. A SEVERE THUNDERSTORM WATCH REMAINS IN EFFECT FOR MUCH OF WEST CENTRAL AND CENTRAL ILLINOIS UNTIL 1100 PM. MILLER
Special weather statement, Aug 19, 6:33 PM CDT, 15 minutes before
ILZ006-007-200045- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE PEORIA IL 633 PM CDT THU AUG 19 1993 ...THUNDERSTORMS MOVING OUT OF CENTRAL ILLINOIS... AN AREA OF THUNDERSTORMS WAS ALONG AND EAST OF A LINE FROM ABOUT ROANOKE TO 15 MILES SOUTH OF BLOOMINGTON AT 630 PM. THESE THUNDERSTORMS WILL PRODUCE PERIODS OF HEAVY RAIN AND BRIEF GUSTY WINDS AS THEY MOVE EAST AROUND 40 MPH. THE THUNDERSTORMS ARE EXPECTED TO MOVE OUT OF CENTRAL ILLINOIS BY 730 PM. A SEVERE THUNDERSTORM WATCH REMAINS IN EFFECT FOR MUCH OF WEST CENTRAL AND CENTRAL ILLINOIS UNTIL 1100 PM. MILLER
Special weather statement, Aug 19, 6:37 PM CDT, 11 minutes before
ILZ010-200030- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE SPRINGFIELD IL 537 PM CDT THU AUG 19 1993 ...A SEVERE THUNDERSTORM WATCH IS IN EFFECT FOR EAST CENTRAL ILLINOIS UNTIL 11 PM CDT... AT 535 PM CDT...WEATHER RADAR INDICATED A LINE OF STRONG THUNDERSTORMS EXTENDING FROM NORTH OF DECATUR NEAR DE WITT...THROUGH DECATUR... TO SOUTH OF SPRINGFIELD NEAR TAYLORVILLE. THESE STORMS WERE MOVING TO THE EAST AT 30 MPH. PEOPLE IN DE WITT...PIATT...MOULTRIE...AND WESTERN SHELBY COUNTIES SHOULD BE ALERT FOR THESE THUNDERSTORMS. WIND GUSTS TO 50 MPH... FREQUENT DANGEROUS LIGHTNING AND VERY HEAVY RAIN CAN BE EXPECTED WITH THE PASSAGE OF THESE STORMS. GEELHART
The office that day
Everything else NWS Lincoln, IL issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Aug 18, 7:00 PM CDT | Severe Thunderstorm Warning | ILX | Hancock | 30 min |
| Aug 18, 7:14 PM CDT | Tornado Warning | ILX | Schuyler | 31 min |
| Aug 18, 7:52 PM CDT | Severe Thunderstorm Warning | ILX | Schuyler | 43 min |
| Aug 18, 8:14 PM CDT | Severe Thunderstorm Warning | ILX | Cass, Morgan | 46 min |
| Aug 19, 5:00 PM CDT | Severe Thunderstorm Warning | ILX | Macoupin, Sangamon | 45 min |
| Aug 19, 5:52 PM CDT | Severe Thunderstorm Warning | ILX | Montgomery | 53 min |
| Aug 19, 5:52 PM CDT | Severe Thunderstorm Warning | ILX | Christian, Sangamon | 36 min |
| Aug 19, 6:14 PM CDT | Tornado Warning | ILX | Macoupin, Montgomery | 31 min |
| Aug 19, 6:48 PM CDT | Tornado Warning | ILX | Montgomery | 27 min |
Nearby
Tornado Warnings in Illinois, 1993Every tornado warning in 1993Tornadoes in 1993
Sources
The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.